package com.kuaidi100.sdk.utils;

import org.apache.commons.codec.digest.DigestUtils;

/**
 * .kuaidi100.com
 * 
 */
public class SignUtils {

    /**
     * 快递100加密方式统一为MD5后转大写
     *
     * @param msg
     * @return
     */
    public static String sign(String msg) {
        return DigestUtils.md5Hex(msg).toUpperCase();
    }
}
